AutoHotkey Community

#MaxThreadsPerHotkey 3
LAlt::  ; Left Alt hotkey (change this hotkey to suit your preferences).
#MaxThreadsPerHotkey 1
if KeepLoopRunning  ; This means an underlying thread is already running the loop below.
{
    KeepLoopRunning := false  ; Signal that thread's loop to stop.
    return  ; End this thread so that the one underneath will resume and see the change made by the line above.
}
; Otherwise:
KeepLoopRunning := true
Loop
{
    ; The next lines are the action you want to repeat (update them to suit your preferences):
   Send {Right}
   Sleep 1500 ; Gives you time for your editting the gaps, 1000 = 1 second (change to whatever you want)
   Send {Left}
   Sleep 1500
    ; But leave the rest below unchanged.
    if not KeepLoopRunning  ; The user signaled the loop to stop by pressing Win-Z again.
        break  ; Break out of this loop.
}
KeepLoopRunning := false  ; Reset in preparation for the next press of this hotkey.
return